he's got 50% support compared to president obama's 48%. tonight andrea mccarren wraps up our battle ground virginia coverage closer to home in loudoun county. >> reporter: loudoun is the wealthiest county in the nation in terms of its household income. and political scientists say the candidate who wins a critical vote here and in similar battle grounds wins the election. and that is the so-called panera mom. >> really? oh, my gosh. i'm surprised that we're the ones who would be deciding. >> reporter: the panera mom is educated, has children and is worried about the economy. and you can find her across northern virginia. >> i think a lot of women are looking for humanitarian issues and abortion rights and things like that. but i personally am looking for more business issues in this economy. >> reporter: they're women like virginia debole. >> i want her to be able to have social security and all of the supports of the economy. i want our country to be able to afford that. i just want her to have successful life. >> reporter: diane novinjer